Add port mappings for postgresql

Able to add init scripts fro postgresql

app/Models/StandalonePostgresql.php

@@ -2,6 +2,7 @@
 
 namespace App\Models;
 
+use Illuminate\Database\Eloquent\Casts\Attribute;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 
@@ -11,6 +12,7 @@ class StandalonePostgresql extends BaseModel
 
     protected $guarded = [];
     protected $casts = [
+        'init_scripts' => 'array',
         'postgres_password' => 'encrypted',
     ];
 
@@ -28,6 +30,25 @@ class StandalonePostgresql extends BaseModel
         });
     }
 
+    public function portsMappings(): Attribute
+    {
+        return Attribute::make(
+            set: fn($value) => $value === "" ? null : $value,
+        );
+    }
+
+    // Normal Deployments
+
+    public function portsMappingsArray(): Attribute
+    {
+        return Attribute::make(
+            get: fn() => is_null($this->ports_mappings)
+                ? []
+                : explode(',', $this->ports_mappings),
+
+        );
+    }
+
     public function type()
     {
         return 'standalone-postgresql';